:root {
  --terminal-bg: #0d1117;
  --terminal-text: #c9d1d9;
  --terminal-green: #7ec699;
  --terminal-amber: #d4a84b;
  --terminal-red: #f7768e;
  --terminal-blue: #7aa2f7;
  --terminal-purple: #bb9af7;
  --terminal-cyan: #7dcfff;
  --terminal-comment: #565f89;
  --terminal-prompt: #98c379;
  --terminal-title-bg: #1c2333;
  --terminal-title-text: #abb2bf;
  --terminal-border: #2c3e50;
  --terminal-cursor: #7ec699;
}

/* ===== TERMINAL OVERLAY ===== */
#terminal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 99999;
  background: var(--terminal-bg);
  display: flex;
  flex-direction: column;
}

#terminal-overlay.hidden {
  display: none;
}

/* ===== TERMINAL WRAPPER ===== */
.terminal-wrapper.fullscreen {
  display: flex;
  flex-direction: column;
  height: 100%;
  border: none;
  border-radius: 0;
  margin: 0;
  box-shadow: none;
  background: var(--terminal-bg);
}

/* Title bar */
.terminal-titlebar {
  background: var(--terminal-title-bg);
  padding: 6px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  user-select: none;
  border-bottom: 1px solid var(--terminal-border);
  flex-shrink: 0;
}

.terminal-dots {
  display: flex;
  gap: 7px;
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal-dot.red { background: #ff5f56; }
.terminal-dot.amber { background: #ffbd2e; }
.terminal-dot.green { background: #27c93f; }

.terminal-title {
  color: var(--terminal-title-text);
  font-family: "SF Mono", Monaco, "Cascadia Code", "Fira Code", "Courier New", monospace;
  font-size: 0.8rem;
  margin: 0 auto;
  opacity: 0.8;
}

.terminal-exit-btn {
  color: var(--terminal-comment);
  cursor: pointer;
  font-size: 1rem;
  padding: 2px 6px;
  border-radius: 3px;
  transition: color 0.2s, background 0.2s;
}

.terminal-exit-btn:hover {
  color: var(--terminal-red);
  background: rgba(255, 255, 255, 0.05);
}

/* Terminal screen (scrollable output) */
.terminal-screen {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  font-family: "SF Mono", Monaco, "Cascadia Code", "Fira Code", "Courier New", monospace;
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--terminal-text);
  scrollbar-width: thin;
  scrollbar-color: var(--terminal-border) transparent;
  min-height: 0;
}

.terminal-screen::-webkit-scrollbar { width: 6px; }
.terminal-screen::-webkit-scrollbar-track { background: transparent; }
.terminal-screen::-webkit-scrollbar-thumb { background: var(--terminal-border); border-radius: 3px; }

/* ===== OUTPUT LINES ===== */
.terminal-line {
  white-space: pre-wrap;
  word-break: break-word;
  min-height: 1.25em;
}

.terminal-line.green { color: var(--terminal-green); }
.terminal-line.amber { color: var(--terminal-amber); }
.terminal-line.red { color: var(--terminal-red); }
.terminal-line.blue { color: var(--terminal-blue); }
.terminal-line.purple { color: var(--terminal-purple); }
.terminal-line.cyan { color: var(--terminal-cyan); }
.terminal-line.comment { color: var(--terminal-comment); }
.terminal-line.bold { font-weight: 700; }
.terminal-line.dim { opacity: 0.7; }
.terminal-line.success { color: var(--terminal-green); }
.terminal-line.header { color: var(--terminal-cyan); font-weight: 700; }

/* ===== INPUT LINE ===== */
.terminal-input-line {
  display: flex;
  align-items: center;
  padding: 6px 16px;
  border-top: 1px solid var(--terminal-border);
  background: var(--terminal-bg);
  flex-shrink: 0;
}

.terminal-prompt {
  color: var(--terminal-prompt);
  margin-right: 8px;
  white-space: nowrap;
  flex-shrink: 0;
  font-family: "SF Mono", Monaco, "Cascadia Code", "Fira Code", "Courier New", monospace;
  font-size: 0.85rem;
}

.terminal-input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--terminal-text);
  font-family: "SF Mono", Monaco, "Cascadia Code", "Fira Code", "Courier New", monospace;
  font-size: 0.85rem;
  line-height: 1.55;
  flex: 1;
  caret-color: var(--terminal-cursor);
  padding: 0;
  margin: 0;
}

/* ===== BLINKING CURSOR ===== */
.terminal-cursor {
  display: inline-block;
  width: 0.6em;
  height: 1.1em;
  background: var(--terminal-cursor);
  margin-left: 2px;
  animation: blink 1s step-end infinite;
  vertical-align: text-bottom;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ===== ASCII ART ===== */
.terminal-ascii {
  color: var(--terminal-purple);
  line-height: 1.2;
  font-size: 0.75rem;
  white-space: pre;
}

/* ===== POST ENTRIES ===== */
.terminal-post-entry {
  padding: 3px 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  cursor: pointer;
  border-radius: 2px;
  transition: background 0.15s;
}

.terminal-post-entry:hover {
  background: rgba(255, 255, 255, 0.04);
}

.terminal-post-idx {
  color: var(--terminal-comment);
  display: inline-block;
  min-width: 2.5em;
}

.terminal-post-title {
  color: var(--terminal-blue);
  text-decoration: none;
  cursor: pointer;
}

.terminal-post-title:hover {
  color: var(--terminal-cyan);
  text-decoration: underline;
}

.terminal-post-date {
  color: var(--terminal-comment);
  font-size: 0.78rem;
  margin-left: 8px;
}

.terminal-post-tags {
  margin-left: 8px;
  display: inline-block;
}

.terminal-post-tag {
  color: var(--terminal-amber);
  font-size: 0.72rem;
  border: 1px solid var(--terminal-border);
  border-radius: 3px;
  padding: 0 4px;
  margin-right: 3px;
}

/* ===== TAG ENTRIES ===== */
.terminal-tag-entry {
  display: inline-block;
  margin: 4px 6px 4px 0;
  padding: 2px 10px;
  border: 1px solid var(--terminal-border);
  border-radius: 4px;
  color: var(--terminal-amber);
  cursor: pointer;
  transition: background 0.15s;
  font-size: 0.85rem;
}

.terminal-tag-entry:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--terminal-amber);
}

.terminal-tag-count {
  color: var(--terminal-comment);
  font-size: 0.75rem;
}

/* ===== HELP GRID ===== */
.term-help-cmd {
  color: var(--terminal-green);
  font-weight: 600;
}

.term-help-desc {
  color: var(--terminal-comment);
}

/* ===== BOOT MESSAGES ===== */
.boot-ok {
  color: var(--terminal-green);
}

/* ===== TAG CLOUD IN TAG COMMAND ===== */
.terminal-tag-list {
  line-height: 2;
}

/* ===== EXIT MODE NOTICE IN PROMPT ===== */
.terminal-exit-notice {
  color: var(--terminal-comment);
  font-size: 0.78rem;
}

/* ===== RETURN TO TERMINAL BUTTON ===== */
.terminal-return-btn {
  display: none;
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 99998;
  background: var(--terminal-title-bg);
  color: var(--terminal-green);
  border: 1px solid var(--terminal-border);
  border-radius: 8px;
  padding: 10px 16px;
  font-family: "SF Mono", Monaco, "Cascadia Code", "Fira Code", "Courier New", monospace;
  font-size: 0.85rem;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  transition: background 0.2s, border-color 0.2s;
}

.terminal-return-btn:hover {
  background: var(--terminal-border);
  border-color: var(--terminal-green);
}

.terminal-return-btn.visible {
  display: block;
}

/* ===== SECTION SEPARATOR ===== */
.terminal-separator {
  color: var(--terminal-comment);
  opacity: 0.4;
}

/* ===== ONEPAGE-LIKE POST PREVIEW ===== */
.terminal-post-preview {
  margin: 6px 0;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.terminal-post-preview:hover {
  background: rgba(255, 255, 255, 0.03);
  border-color: rgba(255, 255, 255, 0.1);
}

.terminal-post-preview .preview-title {
  color: var(--terminal-blue);
  font-weight: 600;
}

.terminal-post-preview .preview-title:hover {
  color: var(--terminal-cyan);
  text-decoration: underline;
}

.terminal-post-preview .preview-meta {
  color: var(--terminal-comment);
  font-size: 0.78rem;
  margin-top: 2px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 576px) {
  .terminal-screen {
    padding: 12px;
    font-size: 0.78rem;
  }

  .terminal-ascii {
    font-size: 0.5rem;
  }

  .terminal-title {
    font-size: 0.7rem;
  }

  .terminal-input-line {
    padding: 6px 12px;
  }

  .terminal-prompt,
  .terminal-input {
    font-size: 0.78rem;
  }

  .terminal-return-btn {
    bottom: 12px;
    right: 12px;
    padding: 8px 12px;
    font-size: 0.78rem;
  }
}